Home / 335,933.10-503,970.72-111,280.80

Finding the Fourth Proportional to 335,933.10, 503,970.72 and 111,280.80

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Solution

The fourth proportional to 335,933.10, 503,970.72 and 111,280.80 is: 166,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,933.10 : 503,970.72 = 111,280.80 : x
  2. Step 2: Convert to fraction form
    335,933.10/503,970.72 = 111,280.80/x
  3. Step 3: Cross multiply
    335,933.10x = 503,970.72 × 111,280.80
  4. Step 4: Simplify right side
    335,933.10x = 56,082,264,898.18
  5. Step 5: Solve for x
    x = 56,082,264,898.18/335,933.10
  6. Step 6: Final answer
    x = 166,944.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.